401 Area Code

Area Code	401
State	Rhode Island
Country	United State
Code Type	General Purpose Code
In Service	Yes
Timezone	Eastern Standard Time (EST)
Overlay Complex	-
Assignment Date	01-JAN-47
In Service Date	01-JAN-47
Area Code	401

What is the 401 Area Code?

Area code 401 is located in Rhode Island, within United State, serving the region's residents and businesses. The 401 area code was first assigned in 01-JAN-47 and has been in service since 01-JAN-47.

Cities in Area Code 401

Area codes of Rhode Island

Further Details on the 401 Area Code

Where is the 401 Area Code Located?

Area code 401 serves the entire state of Rhode Island in United State, providing phone services to both residential and business users. It covers urban, suburban, and rural areas alike, ensuring reliable communication across the region.

What time zone is area code 401 in?

Area code 401 is located in the Eastern Standard Time (EST) time zone. This designation indicates the predominant time zone for calls made within this area code.

When was area code 401 assigned and put into service?

Area code 401 was officially assigned on 01-JAN-47, signifying its designation for use in telecommunications, and it became operational on 01-JAN-47, allowing callers to begin using this area code for their dialing needs.

Is the 401 Area Code Still Active?

Yes, the 302 area code is still active and in service. It is the primary area code for all landline and mobile phones registered in Delaware. There are no overlay codes currently in place for the state.

What are the dialing requirements for making calls with area code 401?

For local calls within area code 401, the required dialing pattern is 7D. For toll calls, you'll need to dial 7D , where "D" indicates the number of digits to dial. When calling foreign NPAs from area code 401, local calls require 1+10D, and toll calls use 1+10D.

Data Sources: NANPA Area Code, U.S. Area Code Map